Tag: cyber
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Hackers Use SEO Poisoning to Fake Gemini CLI and Claude Code Installers
Hackers are increasingly abusing search engine optimization (SEO) techniques to distribute malware by impersonating popular AI developer tools, including Gemini CLI and Claude Code. The activity, first observed in early March 2026, shows attackers creating malicious domains that rank above legitimate sources in search engine results. Developers searching for official installation guides are redirected to…
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Phishing Campaigns Exploit RCS and iMessage to Evade SMS Security Filters
Phishing campaigns are entering a new phase as attackers abandon traditional SMS delivery and static credential theft in favor of encrypted messaging channels and real-time account takeover techniques. Unlike conventional SMS phishing, RCS and iMessage operate over data networks with end-to-end encryption, limiting carriers’ ability to inspect or block malicious content. Threat actors are exploiting…
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PuTTY 0.84 Update Patches SSH Key Exchange Crash Issues and Telnet Prompt Spoofing Flaw
PuTTY 0.84 has been released with three minor security fixes that address issues that could allow remote attackers to crash the client or trick users during insecure sessions. Although the vulnerabilities are classified as low severity, they affect core components such as SSH key exchange and Telnet session handling, making the update important for users…
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Multiple 7-Zip Vulnerabilities Enable Arbitrary Code Execution
Multiple memory safety bugs in 7″‘Zip 26.00 allow remote attackers to leak sensitive data and, in at least one case, execute arbitrary code when a victim opens a crafted archive file. GitHub Security Lab has disclosed a critical heap buffer overflow in 7″‘Zip’s NTFS handler (GHSL”‘2026″‘140, CVE”‘2026″‘48095), alongside a cluster of additional memory access violations…
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Malicious PDF LNK Files Deploy Cobalt Strike in Operation Dragon Whistle
A newly uncovered cyber campaign dubbed “Operation Dragon Whistle” is targeting China’s education sector with highly tailored spear-phishing attacks that deploy Cobalt Strike beacons via deceptive PDF/LNK files. The attackers crafted emails that impersonate official university communications, urging students and faculty to review an important testing notice. The message includes a ZIP attachment named in…
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Hackers Abuse KnowledgeDeliver LMS Flaw to Install BLUEBEAM Web Shell
Tags: cve, cyber, exploit, flaw, google, hacker, intelligence, mandiant, remote-code-execution, threat, vulnerabilityHackers are actively exploiting a critical vulnerability in the KnowledgeDeliver Learning Management System (LMS) to deploy the BLUEBEAM web shell, according to findings from Mandiant’s Google Threat Intelligence Group. The flaw, tracked as CVE-2026-5426, enables unauthenticated remote code execution through ASP.NET ViewState deserialization and has been observed in real-world attacks. KnowledgeDeliver LMS Flaw The vulnerability…
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Ransomware Uses ChaCha20 and Curve25519 to Encrypt Windows Files
Payload ransomware is a new Windows ransomware family that combines ChaCha20 stream encryption with per-file Curve25519 ECDH key exchange, making victim data effectively unrecoverable without the attackers’ private key. It also implements strong anti-forensics, including ETW patching, VSS deletion, event log wiping, and aggressive process/service termination to hinder detection and recovery. Payload first appeared publicly…
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Product showcase: F-Secure Internet Security blocks phishing sites, fake stores, and SMS scams
F-Secure Internet Security protects against viruses, ransomware, spyware, infected email attachments, and other cyber threats. It focuses on securing devices and online … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/05/26/product-showcase-f-secure-internet-security-android/
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Anthropic Prepares Claude Mythos for Wider Release Through Claude Code
Anthropic is preparing to expand access to its most advanced AI model, Claude Mythos, signaling a shift from tightly controlled deployment to a staged commercial rollout under a new version labeled Mythos 1. The move suggests the company is transitioning from experimental security use cases toward broader enterprise integration. Claude Mythos first emerged in March…
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Jailbroken Gemini AI Abused in Credential Theft and Crypto Wallet Heist
Jailbroken Gemini AI has been weaponised in a long-running campaign that combined political influence, credential theft, and a cryptocurrency wallet heist, all operated by a single threat actor using a fake “patriot” persona. Trend Micro researchers recently documented how a solo Russian-speaking criminal, tracked as “bandcampro,” abused a compromised Gemini setup to automate content, hacking…
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InvisibleFerret Malware Uses .pyd and .so Files to Evade Script Detection
A North Korea-linked threat group, Void Dokkaebi, also known as Famous Chollima, has significantly upgraded its malware delivery techniques by converting its Python-based InvisibleFerret malware into compiled binary modules. InvisibleFerret was previously deployed as readable Python scripts, making it easier for defenders to detect through static analysis and signature-based tools. The latest campaign leverages Cython,…
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APT Group Patches termsrv.dll to Enable Multiple RDP Sessions
A sustained cyber espionage campaign attributed to the Cloud Atlas advanced persistent threat (APT) group has introduced a stealthy technique that modifies the Windows termsrv.dll library to enable multiple Remote Desktop Protocol (RDP) sessions on compromised systems. Observed throughout 2025 and continuing into 2026, the activity primarily targets government and commercial entities in Russia and…
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US states step up cyber defenses to protect local communities
U.S. state governments are taking on a larger role in cybersecurity to help protect local communities and essential services. Many states are building state-led cyber defense … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/05/25/cltc-building-community-cyber-defense-programs/
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WhatsApp Chat Histories Exposed in Unencrypted Storage on macOS and iOS
Security researchers have raised concerns over how WhatsApp stores user chat data on macOS and iOS, revealing that message databases may be stored in unencrypted form within app group containers accessible by other applications from the same developer ecosystem. According to researchers at Mysk, WhatsApp stores chat histories in plaintext within a shared app group…
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WhatsApp Chat Histories Exposed in Unencrypted Storage on macOS and iOS
Security researchers have raised concerns over how WhatsApp stores user chat data on macOS and iOS, revealing that message databases may be stored in unencrypted form within app group containers accessible by other applications from the same developer ecosystem. According to researchers at Mysk, WhatsApp stores chat histories in plaintext within a shared app group…
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Telegram Channels Fuel Sale of Verified Bank Mule Accounts
Cybercriminal groups are increasingly using Telegram channels and encrypted platforms to sell verified bank and fintech mule accounts, signaling a major shift in how illicit funds are laundered at scale. According to recent threat intelligence findings, money mule operations have evolved into structured Mule-as-a-Service (MaaS) ecosystems, allowing attackers to outsource financial laundering just as easily…
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Hackers Actively Scan SonicWall Firewall Interfaces as 597,000 Sessions Observed
A sharp surge in internet scanning activity targeting SonicWall firewall management interfaces has raised concerns among cybersecurity researchers, with GreyNoise reporting nearly 597,000 sessions in a single day. The spike, observed on May 12, 2026, marks the highest volume recorded in the past 90 days and is approximately 46 times higher than the typical daily…
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CISA Warns Drupal Core SQL Injection Vulnerability Is Being Exploited in Attacks
Tags: attack, cisa, cve, cyber, cybersecurity, exploit, flaw, infrastructure, injection, kev, risk, sql, vulnerabilityThe Cybersecurity and Infrastructure Security Agency (CISA) has issued an urgent warning regarding a critical SQL injection vulnerability in Drupal Core, tracked as CVE-2026-9082, which is now being actively exploited in the wild. The flaw has been added to CISA’s Known Exploited Vulnerabilities (KEV) catalog, signaling a high risk to organizations using affected Drupal deployments.…
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Hackers Exploit Azure RBAC to Steal Key Vault Secrets
Hackers are increasingly exploiting cloud identity and access management systems, and a methodical, sophisticated, and multi-layered attack, where a threat actor we track as Storm-2949 launched a relentless campaign with a singular focus: to exfiltrate as much sensitive data from a target organization’s high-value assets as possible. The attack, attributed to a threat actor tracked…
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Hackers Exploit Shared CDNs to Evade Domain Reputation Filters
Hackers are increasingly abusing shared Content Delivery Network (CDN) infrastructure to bypass domain-reputation-based security controls using a newly identified technique called “Underminr.” Underminr is not a conventional software flaw but an inherent weakness in how modern CDNs handle multi-tenant traffic. CDN providers such as Cloudflare, Akamai, AWS CloudFront, and Fastly route traffic for millions of…
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Hackers Hide Linux Malware in SSH-Like Package Filename
Hackers have been observed disguising a malicious Linux payload under an SSH-like filename during software installation, as part of a coordinated supply chain attack targeting developer ecosystems. The attack hinges on a hidden post-install script embedded inside package.json, rather than the expected composer.json used in PHP environments. This subtle placement allows the malicious code to evade detection during routine dependency…
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GitHub Strengthens npm Security With Staged Publishing Protection
GitHub has introduced a major security enhancement to the npm ecosystem with the general availability of staged publishing and new install-time controls in npm CLI version 11.15.0. These updates are designed to reduce software supply chain risks, particularly those arising from compromised developer accounts, malicious package updates, and automated CI/CD workflows. GitHub Strengthens npm Security…
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Iranian APT Uses SEO Poisoning to Spread Fake SQL Developer Malware
A newly observed cyber campaign linked to the Iranian IRGC-affiliated threat group Nimbus Manticore (also tracked as UNC1549) highlights an evolution in both delivery tactics and malware sophistication. The activity, uncovered during the ongoing geopolitical conflict tied to Operation Epic Fury launched on February 28, 2026, shows the group adopting SEO poisoning malware for the…
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Kazuar Malware Becomes Modular Spyware for Secret Blizzard Ops
A major evolution in the Kazuar malware family, a long-standing cyber espionage tool linked to the Russian state-sponsored threat group Secret Blizzard, also known as Turla and Venomous Bear. Kazuar historically supported espionage campaigns targeting government, diplomatic, and defense sectors. Its latest iteration introduces a modular architecture composed of three key components: Kernel, Bridge, and…
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Hackers Compromise 34 npm, PyPI, and Crates Packages in Major Supply Chain Attack
Hackers have launched a large-scale software supply chain attack targeting developers across npm, PyPI, and Crates.io, compromising at least 34 open-source packages and hundreds of associated versions. Security researchers at Socket are tracking the campaign as “TrapDoor,” a crypto-focused credential stealer designed to infiltrate developer environments and exfiltrate sensitive data. Cross-Ecosystem Supply Chain Attack The…